perfoliate leaf是什么意思

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A New Engineering Analytical Method on Concrete Anti penetration;

混凝土靶抗贯穿的一种新工程分析方法

The ballistic experiments,limit v50 and penetration test,of glass fiber and Kevlar fiber reinforced composites with different matrix were conducted in order to investigate the ballistic character and mechanism of absorbing energy of resin matrix fiber reinforced composites using 4.

5 g球形碎片模拟弹,对不同基体的玻璃纤维和芳纶纤维增强复合材料板进行了弹道极限v50和抗冲击贯穿试验,分析了不同冲击状态下各复合材料靶板的吸能特性和破坏特点。

The exact solution for spin wave penetration through magnetic sheets is presented.

计算了中子自旋波穿越均匀磁场层过程的精确解，讨论了有限厚磁层、极薄磁层、回波共振和混合态入射等情形，提供了贯穿系数、极化矢量等的精确表达式，从而为高精度的中子干涉仪测量提供了一个基础。

The thought and the trend that the author penetrates and expresses in the article.

本文从依据文中所叙客观事物的内在联系、组成文章的词句之间的语法关系、作者在文章中所贯穿的思路和表现的倾向、文化在语言中所占的地位等几方面来分析大学英语中的翻译问题。

It s bound to make the implementation of Party Constitution penetrate into the advanced education for party members.

开展保持共产党员先进性教育活动必须把学习贯彻党章作为一条基本要求贯穿始终,这是历史的必然、现实的需要和行动的指南。

On anti-penetration and anti-perforation characteristics of high-strength steel fiber-reinforced concrete;

钢纤维混凝土抗侵彻与贯穿特性的实验研究

3D-numerical simulations on impact and perforation of concrete targets by projectiles;

关于弹体冲击和贯穿混凝土的三维数值模拟

Numerical simulation on perforation of reinforced concrete targets;

弹体贯穿钢筋混凝土数值模拟

Modeling and experiment of p aramid multi layer fabrics under ballistic perforation are discussed in this paper.

讨论芳纶叠层织物的弹道贯穿模型及其验证工作。